Granted Patent
Utility
US 6,162,450 · App. 09/189,368
Uses of ascorbyl-phosphoryl-cholesterol and compositions for practicing same
Inventors:
Dmitri Ptchelintsev, John A. Duffy, Robert Kalafsky, Harold E. Pahlck
Patented Case
View Patent ↗
Granted: Dec 19, 2000
Filed: Nov 9, 1998
Inventors
Dmitri Ptchelintsev
John A. Duffy
Robert Kalafsky
Harold E. Pahlck
Assignee (at issue)
Avon Products, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.